php文件删除实现方法
unlink() 函数删除文件。
若成功,则返回 true,失败则返回 false。
语法
unlink(filename,context)
参数 描述
filename 必需。规定要删除的文件。
context 可选。规定文件句柄的环境。Context 是可修改流的行为的一套选项。
$file_delete = "home/meeta/my.php";
if (unlink($file_delete)) {
echo "The file was deleted successfully.", "n";
} else {
echo "The specified file could not be deleted. Please try again.", "n";
}
?>下面加了判断文件是否存在
$myfile = "./test1.txt";
if (file_exists($myfile)) {
$result=unlink ($myfile);
echo $result;
}
?>
file_exists() 函数检查文件或目录是否存在。
如果指定的文件或目录存在则返回 true,否则返回 false。
语法
file_exists(path)

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Dreamweaver Mac version
Visual web development tools

ZendStudio 13.5.1 Mac
Powerful PHP integrated development environment

Notepad++7.3.1
Easy-to-use and free code editor

WebStorm Mac version
Useful JavaScript development tools

SAP NetWeaver Server Adapter for Eclipse
Integrate Eclipse with SAP NetWeaver application server.
